__________ is the trade name assigned to a non-ferrous cast alloy composed of cobalt, chromium & tungsten.

Question: Change in volume of metals from absolute zero temperature to their melting points is
[A].

almost same for all metals.

[B].

different for different metals.

[C].

less for low melting point metals.

[D].

less for high melting point metals.

Answer: Option A

Explanation:

No answer description available for this question.

Question: Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium
[A].

nitrate

[B].

sulphate

[C].

carbonate

[D].

chloride

Answer: Option A

Explanation:

No answer description available for this question.